Demonstrate understanding of a computer science concept 

Digital Technologies | Level 2 | AS 91898 (2.9) | 3 Credits 

*** In 2025 this external will be an Online Examination held on FRIDAY 28th NOVEMBER - AM ***

Candidates will be required to respond in short and / or extended answers (800–1500 words in total) to questions relating to their choice of ONE of the following computer science concepts: 

• artificial intelligence OR 

• encryption 

For 2025, questions on impacts will focus on ethical issues and future-proofing. 

For artificial intelligence, questions may cover any of the following:

• AI generated content in social media 

• car safety systems 

• Machine learning 

• Natural language processing 

• Neural networks 

• Uses in healthcare

For encryption, questions may cover any of the following:  

• AES (Advanced Encryption Standard)

• Privacy

• Remote garage door openers 

• SHA-256 (Secure Hash Algorithm) 

• The key exchange problem

• Uses in healthcare